Homebrew Elytrain Species Details

often flying in the wind, elytrains are uncomfortable when they don't have enough space above their head

every 5 turns they can launch themselves up 30ft in the air

has a natural fly speed but can't use it to move upwards 

has advantage on strength checks when in the air

can't wear medium or heavy armour 

vulnerability to force damage

has disadvantage on strength and dexterity checks when inside

Elytrain Traits

every 5 turns they can launch themselves up 30ft in the air

gift of the winds

once every 5 turns you can launch yourself 30ft into the sky

weak bones

you can't wear medium or heavy armour

aerial strength

you have advantage on strength checks when in the air

brittle bones

you have a vulnerability to force damage

low altitude problems

you have disadvantage on strength and dexterity checks when inside

glide

you can't fly upwards

Ability score increase

your dexterity increases by 2 and your charisma increases by 1